Littelfuse Inc.
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V275LC40BP
Voir les détails DataSheets

V275LC40BP

Product Overview

Category

The V275LC40BP belongs to the category of varistors, which are electronic components used for voltage regulation and surge protection.

Use

It is used to protect sensitive electronic devices from voltage spikes and transient overvoltage conditions.

Characteristics

  • Voltage Regulation: The varistor can quickly respond to overvoltage conditions, diverting excess current away from the protected circuit.
  • High Energy Absorption: Capable of absorbing high levels of energy during transient events.
  • Fast Response Time: Provides rapid protection against voltage surges.
  • Reliable Performance: Designed for long-term use in various applications.

Package

The V275LC40BP is typically available in a cylindrical package with leads for easy installation on printed circuit boards or in electronic assemblies.

Essence

The essence of the V275LC40BP lies in its ability to safeguard electronic equipment from voltage fluctuations and transient spikes, ensuring their longevity and reliability.

Packaging/Quantity

The varistor is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Voltage Rating: 275V
  • Peak Current Rating: 4kA
  • Maximum Clamping Voltage: 710V
  • Operating Temperature Range: -40°C to 85°C
  • Lead Material: Tin-plated copper

Detailed Pin Configuration

The V275LC40BP features two leads for connection to the circuit. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Surge Protection: Safeguards connected equipment by diverting excessive voltage away from the circuit.
  • Fast Response: Reacts swiftly to transient voltage spikes, minimizing the risk of damage to sensitive components.
  • Reliability: Provides consistent performance over a wide range of operating conditions.

Advantages and Disadvantages

Advantages

  • Effective surge protection
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Limited peak current handling compared to some higher-rated varistors
  • Requires proper circuit design for optimal performance

Working Principles

The V275LC40BP operates based on the principle of non-linear resistance. When subjected to overvoltage conditions, the varistor's resistance decreases, allowing it to conduct excess current and dissipate energy, thereby protecting the connected circuitry.

Detailed Application Field Plans

The V275LC40BP finds application in various fields, including: - Consumer Electronics: Protecting televisions, computers, and home appliances from power surges. - Industrial Equipment: Safeguarding control systems, motor drives, and instrumentation from voltage transients. - Telecommunications: Ensuring the integrity of communication equipment in data centers and telecom infrastructure.

Detailed and Complete Alternative Models

  • V130LA20A: A lower voltage rating varistor suitable for applications requiring protection up to 130V.
  • V320LA40B: A higher voltage rating varistor designed for industrial and commercial surge protection applications.

In conclusion, the V275LC40BP varistor offers reliable surge protection and fast response characteristics, making it an essential component in safeguarding electronic equipment from voltage fluctuations and transient events across various industries.

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Énumérez 10 questions et réponses courantes liées à l'application de V275LC40BP dans les solutions techniques

  1. What is V275LC40BP?

    • V275LC40BP is a varistor component used for overvoltage protection in electronic circuits.

  2. How does V275LC40BP provide overvoltage protection?

    • V275LC40BP varistors protect against overvoltage by rapidly changing resistance to absorb excess voltage and divert it away from sensitive components.

  3. What are the typical applications of V275LC40BP?

    • V275LC40BP is commonly used in power supplies, industrial equipment, consumer electronics, and telecommunications devices for surge protection.

  4. What is the maximum operating voltage of V275LC40BP?

    • The maximum operating voltage of V275LC40BP is 275V.

  5. What is the energy absorption capability of V275LC40BP?

    • V275LC40BP can absorb up to 40J of energy during transient events.

  6. How does V275LC40BP compare to other varistors in terms of performance?

    • V275LC40BP offers high surge current capability, low leakage current, and fast response time compared to other varistors.

  7. Can V275LC40BP be used in outdoor applications?

    • Yes, V275LC40BP is suitable for outdoor applications as it has excellent environmental robustness and can withstand harsh conditions.

  8. What are the temperature specifications for V275LC40BP?

    • V275LC40BP has an operating temperature range of -40°C to 85°C, making it suitable for a wide range of environments.

  9. Is V275LC40BP RoHS compliant?

    • Yes, V275LC40BP is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  10. Where can I find detailed technical specifications for V275LC40BP?

    • Detailed technical specifications for V275LC40BP can be found in the product datasheet provided by the manufacturer or distributor.